diff --git a/version.build.in b/version.build.in
index 15d6e6b6..2eb7b292 100644
--- a/version.build.in
+++ b/version.build.in
@@ -4,7 +4,7 @@
         <setenv>
             <variable name="MajorVersion" value="2" />
             <variable name="MinorVersion" value="1" />
-            <variable name="MicroVersion" value="4" />
+            <variable name="MicroVersion" value="5" />
             <variable name="WCREV" value="$WCLOGCOUNT$" />
             <variable name="WCDATE" value="$WCDATE$" />
         </setenv>